NCI Dictionary of Cancer Terms

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Cancer that begins in the spinal column (backbone) or spinal cord. The spinal column is made up of linked bones, called vertebrae. The spinal cord is a column of nerve tissue that runs from the base of the skull down the back. It is surrounded by three protective membranes, and is enclosed within the vertebrae. Many different types of cancer may form in the bones, tissues, fluid, or nerves of the spine.